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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1936/US Senate/Iowa
      1936·US Senate·Iowa

      Iowa US Senate

      Winner
      DEM
      Clyde Laverne Herring
      50.5%539,555 votes
      Runner-up
      REP
      Lester Dickinson
      47.1%503,635 votes
      Margin
      D+3.4
      1,068,757 total votes
      3 candidates1,068,757 total votes
      CandidatePartyVotes ▼%Vote Share
      Clyde Laverne HerringDEM✓
      		DEM539,55550.5%
      Lester DickinsonREP
      		REP503,63547.1%
      OtherOTH
      		OTH25,5672.4%

      Seat History

      US Senate in Iowa(Class I)

      2022
      Charles E GrassleyREP
      R+12.2
      2020
      Joni K ErnstREP
      R+6.6
      2016
      Charles E GrassleyREP
      R+24.4
      2014
      Joni K ErnstREP
      R+8.3
      2010
      Charles E GrassleyREP
      R+31.1
      2008
      Tom HarkinDEM
      D+25.4
      2004
      Charles E GrassleyREP
      R+42.3
      2002
      Tom HarkinDEM
      D+10.4
      1998
      Charles E GrassleyREP
      R+37.9
      1996
      Tom HarkinDEM
      D+5.1
      1992
      Charles E GrassleyREP
      R+42.4
      1990
      Tom HarkinDEM
      D+9.1
      1986
      Charles E GrassleyREP
      R+32.5
      1984
      Tom HarkinDEM
      D+11.8
      1980
      Charles E GrassleyREP
      R+8.0
      View all US Senate history for Iowa →

      Candidates

      Clyde Laverne HerringDEM
      Record3W-3L
      Avg MarginR+7.5
      Career1920-1942
      US Senate / Governor
      Full profile →
      Lester DickinsonREP
      Record1W-2L
      Avg MarginR+3.2
      Career1930-1938
      US Senate
      Full profile →

      Also in Iowa, 1936

      President1 contest →Governor1 contest →
      ← All 1936 US Senate races1936 overviewIowa profileAll elections